Some more fine-grained forced inlining

Author: oli-obk

compiler/rustc_middle/src/mir/type_foldable.rs

@@ -348,6 +348,7 @@ impl<'tcx> TypeFoldable<'tcx> for Constant<'tcx> {
 }
 
 impl<'tcx> TypeFoldable<'tcx> for ConstantKind<'tcx> {
+    #[inline(always)]
     fn fold_with<F: TypeFolder<'tcx>>(self, folder: &mut F) -> Self {
         folder.fold_mir_const(self)
     }

compiler/rustc_mir/src/interpret/eval_context.rs

@@ -527,6 +527,7 @@ impl<'mir, 'tcx: 'mir, M: Machine<'mir, 'tcx>> InterpCx<'mir, 'tcx, M> {
         }
     }
 
+    #[inline(always)]
     pub fn layout_of_local(
         &self,
         frame: &Frame<'mir, 'tcx, M::PointerTag, M::FrameExtra>,